Statements: Some teachers are students. All students are girls. Conclusions: (I) All teachers are girls. (II) Some girls are teachers. (III) Some girls are students. (IV) All students are teachers.

Only (I) follows
Only (I), (II), and (III) follow
Only (II) and (III) follow
All follow

Correct Answer: Only (II) and (III) follow

Explanation:

First Premise is Particular Affirmative (I-type).
Second Premise is Universal Affirmative (A-type).
Some teachers are students. ↔ All students are girls.
I + A ⇒ I-type of Conclusion "Some teachers are girls".
Conclusion II is Converse of it.
Conclusion III is Converse of the second Premise.

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